Calgary: City fluoridation ending within weeks Medical magazine notes shift from treating tap water By Jason Markusoff For Calgarians wary of the side-effects of water fluoridation, it will be the day the taps can flow freely. For dentists, it will be the day that more tooth rot begins to set in. Some undetermined day in the next few weeks will mark the end of Calgary adding fluoride to its water supply. Council repealed its 20-year-old fluoridation bylaw Monday, and within two weeks Alberta Environment will give formal authority for the change, a report to aldermen says. “Once the order is issued, we can turn the taps off,” Mayor Naheed Nenshi told reporters before the evening vote. The bylaw repeal passed 10-4 on Monday, with Nenshi among those voting against it. It’s been an issue that previous councils and voters have grappled with for decades, with repeated plebiscites and council decisions. It could someday return to the ballot box with another plebiscite, as some doctors have suggested in the weeks since February, when council voted in a surprisingly definitive 10-3 vote to scrap fluoridation. The move got attention Monday from the influential Canadian Medical Association Journal, which also noted the recent decision from the US Department of Health and Human Services to lower the recommended fluoride concentration to 0.7 parts per million, from 1.0. Calgary had long been adding the hydrofluroislic acid chemical to city water to achieve …